Transaction not yet indexed

666y4w2SmjA6xM9MWxHS67fvvGQzxbq1BNJi5s69wJSV7xb5fZPdMFwdfpVQdgpBHEoeqbUXZQAK4NWdCUzCKrkE

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.